TD2/IHM/IHM.java

   1 import java.awt.BorderLayout;
   2 import java.awt.event.ActionEvent;
   3 import java.awt.event.ActionListener;
   4 import java.util.ArrayList;
   5
   6 import javax.swing.BoxLayout;
   7 import javax.swing.JButton;
   8 import javax.swing.JFrame;
   9 import javax.swing.JPanel;
  10 import javax.swing.JScrollPane;
  11 import javax.swing.JTextArea;
  12 import javax.swing.JTextField;
  13 import javax.swing.ScrollPaneConstants;
  14
  15
  16 /**
  17  * Applications réparties
  18  * TP 1
  19  * Chat, Sockets
  20  *
  21  * IHM pour l'application cliente
  22  *
  23  * @author Toto
  24  * @version 1.0
  25  */
  26 public class IHM implements ActionListener {
  27
  28     private JTextArea entrants;
  29     private JTextField sortants;
  30     private ArrayList<String> sendMessages;
  31
  32     IHM() {
  33         sendMessages = new ArrayList<String>();
  34     }
  35
  36     public void go() {
  37         JFrame cadre = new JFrame("Client de discussion");
  38         JPanel panneau = new JPanel();
  39         entrants = new JTextArea(15, 30);
  40         entrants.setLineWrap(true);
  41         entrants.setWrapStyleWord(true);
  42         entrants.setEditable(false);
  43         JScrollPane zoneTexte = new JScrollPane(entrants);
  44         zoneTexte.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS);
  45         zoneTexte.setHorizontalScrollBarPolicy(ScrollPaneConstants.HORIZONTAL_SCROLLBAR_NEVER);
  46         sortants = new JTextField(24);
  47         JButton boutonEnvoi = new JButton("Envoi");
  48         boutonEnvoi.addActionListener(this);
  49         panneau.add(zoneTexte);
  50         panneau.add(sortants);
  51         panneau.add(boutonEnvoi);
  52         cadre.getContentPane().add(BorderLayout.CENTER, panneau);
  53         cadre.setSize(400, 310);
  54         cadre.setVisible(true);
  55
  56         panneau.setLayout(new BoxLayout(panneau, BoxLayout.Y_AXIS));
  57         cadre.pack();
  58     } // fin methode go
  59
  60     synchronized public void actionPerformed(ActionEvent ev) {
  61         sendMessages.add(sortants.getText());
  62         sortants.setText("");
  63         sortants.requestFocus();
  64         this.notify();
  65     }
  66
  67     synchronized public String getNextMessageToSend() {
  68         try {
  69             if (sendMessages.isEmpty())
  70                 this.wait();
  71             }
  72         catch (Exception e) {
  73             System.err.println("Exception : " + e);
  74             e.printStackTrace();
  75         }
  76         String mess = (String)sendMessages.remove(0);
  77         System.out.println("IHM -> message a envoyer : " + mess);
  78         return mess;
  79     }
  80
  81     public void writeMessage(String mess) {
  82         System.out.println("IHM -> message a ecrire : " + mess);
  83         entrants.append(mess + "\n");
  84     }
  85
  86 } // fin classe SimpleClientDiscussion